Felix Auger-Aliassime was forced to retire 35 minutes into his fourth-round match at the Shanghai Masters after picking up a knee injury. The No. 4 seed was facing Casper Ruud when he suddenly pulled up on his left knee in the fourth game of the match.
Injury halts match early
Auger-Aliassime got broken after leading 40-0. He called the physio and had heavy strapping applied, but it was of no real use. The Canadian then decided he could not continue and ended his match prematurely.
No further details yet
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